package com.dyh.quickdemozwei.ccclinet;

/**
 * @Author: yhdong
 * @Date: 2021/12/21 13:22
 */
public class BaseClinet {

    public String send(String in){
        if (in.length()==4)
            throw new RuntimeException("death-4");
        if (in.length()>4)
            return "fail";
        return in.length()+"";
    }
}
